CN201746186U - Light-slot semi-opening eccentric type breaking rope safety lock - Google Patents
Light-slot semi-opening eccentric type breaking rope safety lock Download PDFInfo
- Publication number
- CN201746186U CN201746186U CN2010202579904U CN201020257990U CN201746186U CN 201746186 U CN201746186 U CN 201746186U CN 2010202579904 U CN2010202579904 U CN 2010202579904U CN 201020257990 U CN201020257990 U CN 201020257990U CN 201746186 U CN201746186 U CN 201746186U
- Authority
- CN
- China
- Prior art keywords
- plate
- frid
- hook
- rope
- locating plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to a light-slot semi-opening eccentric type breaking rope safety lock which comprises a locating shell (5), a lower locating plate (11) and an upper locating plate (12), and is characterized in that the locating shell (5) is provided with a left light-slot plate (1) and a right light-slot plate (2) which are provided with at least one row of ball pins (4) at the outer sides; the locating shell (5) is articulated with an eccentric wheel (6) which is provided with a hemispherical groove meshed with the ball pins (4); the left light-slot plate (1) and the right light-slot plate (2) are connected with a hollow shaft (9) which is provided with a main spring (16); the hollow shaft (9) is fixedly provided with a locating pin shaft (10) which leans against the lower end of a hook-shaped plate (15); the hook-shaped plate (15) leans against a shifting fork (18) which is connected with a pull rod (19); the lower locating plate (11) is provided with a lever-type manual unlocking mechanism (23); and the upper end of the hook-shaped plate (15) is also connected with a manual locking mechanism (24). The light-slot semi-opening eccentric type breaking rope safety lock is simple in structure and flexible in action, and ensures that a safety rope is not damaged so as to enable the safety rope to be repeatedly used.
Description
Technical field
The utility model relates to a kind of weight-lifting equipment safety device, especially a kind of disconnected rope safety lock, the disconnected rope of the half-open centering type of specifically a kind of smooth groove safety lock.
Background technology
As everyone knows, disconnected rope lock is a lifting lifting class mechanical equipment safety fender guard commonly used.In liftings such as high-lift operation hanging cradle, gig, elevator lifting class mechanical equipment, all corresponding safety lock must be installed, prevent to cause the generation of high-altitude falling accident by the effect of safety lock because of main rope wear and rupture.According to the knowledge of the applicant; the locking mechanism of disconnected rope lock mainly contains Wedge-type on the current market; safe jaw types etc., the safety lock of these locking modes are in locking during safe steel rope, can the damage of damaging property to the safety steel rope; make that safe steel rope can not repeated usage; therefore develop and a kind ofly can play the safety guard-safeguard effect, can not cause damage again, so that after fault eliminates to safety rope; safety rope energy repeated use is very necessary with the safety lock that reduces use cost.
Summary of the invention
The purpose of this utility model is easily to cause problem to safety rope damage at existing safety lock, designs a kind of simple in structurely, and reliable lock can not cause the disconnected rope of the half-open centering type of the light groove safety lock of damage again to safety rope.
The technical solution of the utility model is:
The disconnected rope of the half-open centering type of a kind of smooth groove safety lock, it comprises positioning housing 5, following locating plate 11 and last locating plate 12, link to each other by tie bolt 13 between following locating plate 11 and the last locating plate 12, be set with rubber recoil spring 14 on the tie bolt 13, positioning housing 5 links to each other with following locating plate 11, it is characterized in that described positioning housing 5 is equipped with left light frid 1 and right light frid 2, a left side light frid 1 and right light frid 2 respectively are provided with the groove that half external diameter with safety rope 3 matches, the outside of left side light frid 1 and right light frid 2 is equipped with at least one row's ball end 4, be hinged with eccentric wheel 6 on positioning housing 5, eccentric wheel 6 is provided with the hemispherical groove that is meshed with described ball end 4; The upper end of left side light frid 1 and right light frid 2 links to each other with connecting rod 8 by connecting panel 7 separately, connecting rod 8 links to each other with the lower end of the hollow shaft 9 that installs safety rope 3, main spring 16 is installed on the hollow shaft 9, the step surface of the upper end of the upper end of main spring 16 and hollow shaft 9 or the nut of installation offset, the lower end of main spring 16 offsets with following locating plate 11, on hollow shaft 9, be installed with alignment pin 10, alignment pin 10 offsets with the lower end of hook-type plate 15, corner's hinge of hook-type plate 15 is contained on the hook plate axle 17, one end of the other end of hook-type plate 15 and shift fork 18 offsets, the other end of shift fork 18 links to each other with pull bar 19, shift fork 18 hinges are contained in bolster 20, bolster 20 is installed on the otic placode that links to each other with last locating plate 12, and the two ends of shift fork 18 offset with cooresponding its compression spring that is in the trend of rotating counterclockwise all the time 21,22 that forces respectively; On the locating plate 11 lever hand-operating unlocking mechanism 23 is being installed down, an end of the leverage of lever hand-operating unlocking mechanism 23 and the upper end of hollow shaft 9 offset; The upper end of described hook-type plate 15 also is connected with the manual locking mechanism 24 that it is clockwise rotated.
Described left light frid 1 or right light frid 2 one sides are equipped with two row's ball ends 4, and the eccentric wheel 6 of respective amount is installed on positioning housing 5.
Between described left light frid 1 and right light frid 2, be equipped with and make their fractal release springs 25.
The upper end of described hollow shaft 9 is equipped with the nut 26 of meeting and discussing, and with magnetic head nut 26 corresponding positions travel switch 27 is being installed.
Described eccentric wheel 6 is a sector structure, and its hinge is contained on the pivot 28, and pivot 28 is fixed on the positioning housing 5.
The beneficial effects of the utility model:
1, the disconnected rope lock of the half-open centering type of light groove designed in conjunction with eccentric movement mechanism of the utility model; because the locking grooving is two smooth near semi-round locking slots of splitting; there is not destructive damage can make safety rope energy repeated use to the safety steel rope during locking; whole safety lock structure is simple simultaneously, motion is flexible, safe and reliable; for rope broken protector has increased new kind, filled the blank of lifting lifting class mechanical equipment safety guard.
2, the utility model is in conjunction with eccentric movement mechanism, by arranging orderly convex-concave sphere component movement higher pair on light frid and the eccentric wheel, for rope broken protector has increased new kind.
3, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model, because the locking grooving is two nearly semi-round locking slots of smooth opposite opened, during locking to the not damage of safety steel rope, and have simple in structure, characteristics such as motion is flexibly, response is timely and safe and reliable.
4, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model, employing rubber recoil spring is alleviated the rope impulsive force of moment that breaks, and avoids equipment is caused brokenly ring and personnel is caused damage.
5, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model has machinery to meet and discuss in the disconnected moment of restricting and touches electric travel switch, make down circuitry, play the effect of effective preventive device safety.
6, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model, related spring, light frid, eccentric wheel and rubber recoil spring etc. all can adopt conventional manufacturing process to be realized.
7, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model is multiple functional, is divided into auto lock, manual locking and manual unlocking by functional status.
8, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model is through " national handling machinery quality supervision and test " center " carries out type test, and distance of glide satisfies the technical requirement of country to safety lock downslide amount 120mm less than 50mm.
9, the disconnected rope lock of the half-open centering type of smooth groove of the present utility model can be applied to according to needs in the lifting lifting class mechanical equipments such as high-lift operation hanging cradle, gig.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the right TV structure scheme drawing of Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in Figure 1, 2.
The disconnected rope of the half-open centering type of a kind of smooth groove safety lock, it comprises positioning housing 5, following locating plate 11 and last locating plate 12, link to each other by tie bolt 13 between following locating plate 11 and the last locating plate 12, be set with rubber recoil spring 14 on the tie bolt 13, positioning housing 5 links to each other with following locating plate 11, described positioning housing 5 is equipped with left light frid 1 and right light frid 2, left side light frid 1 and right light frid 2 are the cuboid structure, one side has smooth near semi-round in order to install the groove of safety rope, the side riveted joint relative with groove has two places to arrange orderly ball end 4, a left side light frid 1 and right light frid 2 respectively are provided with the groove that half external diameter with safety rope 3 matches, it is two rows that the outside of left side light frid 1 and right light frid 2 is equipped with among at least one row's ball end 4(Fig. 1, can select a row voluntarily according to load carrying ability during concrete enforcement, two rows, three rows, even more rows), on positioning housing 5, be hinged with eccentric wheel 6, eccentric wheel 6 is a sector structure, its hinge is contained on the pivot 28, pivot 28 is fixed on the positioning housing 5, be distributed with the orderly hemispherical groove of arrangement that equates (being two places among Fig. 1) with ball end 4 row's numbers on fan-shaped arc surface, eccentric wheel 6 is provided with the hemispherical groove that is meshed with described ball end 4; The upper end of left side light frid 1 and right light frid 2 links to each other with connecting rod 8 by connecting panel 7 separately, connecting rod 8 links to each other with the lower end of the hollow shaft 9 that installs safety rope 3, main spring 16 is installed on the hollow shaft 9, the step surface of the upper end of the upper end of main spring 16 and hollow shaft 9 or the nut of installation offset, the lower end of main spring 16 offsets with following locating plate 11, on hollow shaft 9, be installed with alignment pin 10, alignment pin 10 offsets with the lower end of hook-type plate 15, corner's hinge of hook-type plate 15 is contained on the hook plate axle 17, one end of the other end of hook-type plate 15 and shift fork 18 offsets, the other end of shift fork 18 links to each other with pull bar 19, shift fork 18 hinges are contained in bolster 20, bolster 20 is installed on the otic placode that links to each other with last locating plate 12, and the two ends of shift fork 18 offset with cooresponding its compression spring that is in the trend of rotating counterclockwise all the time 21,22 that forces respectively; On the locating plate 11 lever hand-operating unlocking mechanism 23 is being installed down, an end of the leverage of lever hand-operating unlocking mechanism 23 and the upper end of hollow shaft 9 offset; The upper end of described hook-type plate 15 also is connected with the manual locking mechanism 24 that it is clockwise rotated.
A left side light frid 1 and right light frid 2 can separately make safety rope be in releasing orientation automatically automatically during for the ease of release, one group or two groups (being preferably up and down respectively one group) can be installed between described left light frid 1 and right light frid 2 when specifically implementing make their fractal release springs 25.
In addition, for the ease of realizing electric interlocking, can the nut 26 of meeting and discussing be installed in the upper end of hollow shaft 9, as shown in Figure 2, with nut 26 corresponding positions of meeting and discussing travel switch 27 is being installed, the nut 26 compressing travel switches 27 of meeting and discussing when moving on hollow shaft 9 is under the effect of main spring 16 make the supply disconnecton of whole weight-lifting equipment.
Principle of work of the present utility model is:
Auto lock state: when the disconnected rope of lifting main rope, pull bar 19 loses the tractive force effect, compacted compression spring 21 and compression spring 22 discharges precompressed compressions, shift fork 18 done around bolster 20 rotated counterclockwise, and drives hook-shaped plate 15 and does around hook plate axle 17 and clockwise rotate; Alignment pin 10 breaks away from the spacing of hook-shaped plate 15, main spring 16 discharges precompressed compression, hollow shaft 9 moves up under the elastic force effect of main spring 16, thereby drive connecting panel 7 by connecting rod 8 and drive left light frid 1 and right light frid 2 upward movements, left and right smooth frid 1,2 drives two groups of eccentric wheel 6 by spherical pair again and rotates around pivot 28, under the effect of eccentric wheel 6, do to central motion when left and right smooth frid 1,2 is done upward movement, thereby reach the effect of auto lock safety steel rope 3.
The manual locking state: affect manual locking mechanism 24 with hand, hook-shaped plate 15 is done around hook plate axle 17 and is clockwise rotated; Alignment pin 10 breaks away from the spacing of hook-shaped plate 15, main spring 16 discharges precompressed compression, promote left and right smooth frid 1,2 upward movements, left and right smooth frid passes through spherical pair, driving two groups of eccentric wheel 6 rotates around pivot 28, under the effect of eccentric wheel 6, do to central motion when left and right smooth frid 1,2 is done upward movement, thereby reach the effect of manual locking safety steel rope 3.
Manual unlocking state: when the safe steel rope that is locked when needs returns to initial condition, with hand traction hand-operating unlocking mechanism 23 compression main springs 16, left and right smooth frid 1,2 moves downward, under the tension force effect of release spring 25, left and right smooth frid 1,2 is done to do when moving downward and is deviated from central motion simultaneously.
Behind above auto lock, the manual locking, the nut 26 of meeting and discussing touches travel switch 27, makes circuit be in off-state; Manual unlocking makes power supply return to mode of operation again.Rubber spring 14 plays the effect of locking moment alleviation impulsive force, avoids equipment and personnel are caused damage.
The disconnected rope lock of the half-open centering type of smooth groove of the present utility model can be used for lifting lifting class mechanical equipments such as aloft work bracketplant, elevator, as the equipment of safety control.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art to be realized.
Claims (5)
1. the disconnected rope of the half-open centering type of light groove safety lock, it comprises positioning housing (5), following locating plate (11) and last locating plate (12), link to each other by tie bolt (13) between following locating plate (11) and the last locating plate (12), be set with rubber recoil spring (14) on the tie bolt (13), positioning housing (5) links to each other with following locating plate (11), it is characterized in that described positioning housing (5) is equipped with left light frid (1) and right light frid (2), the groove that a left side light frid (1) and right light frid (2) respectively are provided with half and the external diameter of safety rope (3) matches, the outside of left side light frid (1) and right light frid (2) is equipped with at least one row's ball end (4), be hinged with eccentric wheel (6) on positioning housing (5), eccentric wheel (6) is provided with the hemispherical groove that is meshed with described ball end (4); The upper end of left side light frid (1) and right light frid (2) links to each other with connecting rod (8) by connecting panel (7) separately, connecting rod (8) links to each other with the lower end of the hollow shaft that installs safety rope (3) (9), main spring (16) is installed on the hollow shaft (9), the step surface of the upper end of the upper end of main spring (16) and hollow shaft (9) or the nut of installation offset, the lower end of main spring (16) offsets with following locating plate (11), on hollow shaft (9), be installed with alignment pin (10), alignment pin (10) offsets with the lower end of hook-type plate (15), corner's hinge of hook-type plate (15) is contained on the hook plate axle (17), one end of the other end of hook-type plate (15) and shift fork (18) offsets, the other end of shift fork (18) links to each other with pull bar (19), shift fork (18) hinge is contained in bolster (20), bolster (20) is installed on the otic placode that links to each other with last locating plate (12), the two ends of shift fork (18) offset with cooresponding its compression spring that is in the trend of rotating counterclockwise all the time (21,22) that forces respectively; On the locating plate (11) lever hand-operating unlocking mechanism (23) is being installed down, the upper end of an end of the leverage of lever hand-operating unlocking mechanism (23) and hollow shaft (9) offsets; The upper end of described hook-type plate (15) also is connected with the manual locking mechanism (24) that it is clockwise rotated.
2. the disconnected rope of the half-open centering type of smooth groove according to claim 1 safety lock, it is characterized in that described left light frid (1) or right light frid (2) one sides are equipped with two row's ball ends (4), are equipped with the eccentric wheel (6) of respective amount on positioning housing (5).
3. the disconnected rope of the half-open centering type of smooth groove according to claim 1 safety lock is characterized in that being equipped with between described left light frid (1) and right light frid (2) and makes their fractal release springs (25).
4. the disconnected rope of the half-open centering type of smooth groove according to claim 1 safety lock is characterized in that the upper end of described hollow shaft (9) is equipped with the nut of meeting and discussing (26), with magnetic head nut (26) corresponding position travel switch (27) is being installed.
5. the disconnected rope of the half-open centering type of smooth groove according to claim 1 safety lock is characterized in that described eccentric wheel (6) is sector structure, and its hinge is contained on the pivot (28), and pivot (28) is fixed on the positioning housing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202579904U CN201746186U (en) | 2010-07-14 | 2010-07-14 | Light-slot semi-opening eccentric type breaking rope safety lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202579904U CN201746186U (en) | 2010-07-14 | 2010-07-14 | Light-slot semi-opening eccentric type breaking rope safety lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201746186U true CN201746186U (en) | 2011-02-16 |
Family
ID=43580863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202579904U Expired - Lifetime CN201746186U (en) | 2010-07-14 | 2010-07-14 | Light-slot semi-opening eccentric type breaking rope safety lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201746186U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891093A (en) * | 2010-07-14 | 2010-11-24 | 中国核工业华兴建设有限公司 | Mechanical anti-falling locking safety device |
| CN113443574A (en) * | 2021-05-20 | 2021-09-28 | 刘根田 | Locking device of hoisting equipment |
-
2010
- 2010-07-14 CN CN2010202579904U patent/CN201746186U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891093A (en) * | 2010-07-14 | 2010-11-24 | 中国核工业华兴建设有限公司 | Mechanical anti-falling locking safety device |
| CN101891093B (en) * | 2010-07-14 | 2012-05-09 | 中国核工业华兴建设有限公司 | Mechanical anti-falling locking safety device |
| CN113443574A (en) * | 2021-05-20 | 2021-09-28 | 刘根田 | Locking device of hoisting equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105151965B (en) | A kind of elevator door knife | |
| CN101101821B (en) | Circuit breaker set with interlocking apparatus | |
| CN101759076B (en) | Elevator buffer | |
| CN103434912B (en) | Steel wire rope clamping device of elevator | |
| CN201495246U (en) | Lifting trolley for preventing an oxygen lance from dropping | |
| CN201746186U (en) | Light-slot semi-opening eccentric type breaking rope safety lock | |
| CN104882305B (en) | A kind of operation mechanism for high voltage switch | |
| CN100460307C (en) | Bidirection overspeed protective device of elevator | |
| CN204668177U (en) | A kind of operation mechanism for high voltage switch | |
| CN201400495Y (en) | Rope gripper for elevator | |
| CN111762133A (en) | Speed limiting device for automobile | |
| CN101206969B (en) | High-voltage combined falling switch on pole outdoor | |
| CN105197717B (en) | The two-way automatic anti-running vehicle speed limiting system of single brake press plate equipped with speed monitoring component | |
| CN103420268A (en) | High-strain automatic release and hoisting equipment | |
| CN202217954U (en) | Valve mechanism with interlocking function | |
| WO2020077691A1 (en) | Current collector and magnetically levitated train | |
| CN202467289U (en) | Mechanical anti-falling device of mechanism parking equipment | |
| CN202695213U (en) | Spring force differential interlocking apparatus among three breakers | |
| CN108891450B (en) | Electric road barrier machine for level crossing | |
| CN201673870U (en) | Universal circuit breaker operating mechanism | |
| CN102502374A (en) | Double-eccentric-shaft anti-falling lock | |
| CN2934167Y (en) | Safety catch | |
| CN207183199U (en) | A kind of breaker auxiliary contact | |
| CN2935418Y (en) | Breaker group with interlocking device | |
| CN202772005U (en) | Reversible contactor group with mechanical interlock device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |